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[Caml-list] Bug? Printf, %X and negative numbers
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Date: 2003-04-02 (08:56)
From: Andreas Rossberg <rossberg@p...>
Subject: Re: [Caml-list] Bug? Printf, %X and negative numbers
Ville-Pertti Keinonen wrote:
> One way of doing this much faster is just having a the first word of any 
> mixed block (homogenous blocks aren't a problem) indicate the number of 
> pointers and always put the pointers first.

I'm afraid such a scheme is incompatible with polymorphism, where a slot 
may or may not be a pointer, depending on the actual instantiation. 
Still, polymorphic code must be able to operate uniformingly in both 
cases, i.e. the slot may not be shuffled around.

   - Andreas

Andreas Rossberg, rossberg@ps.uni-sb.de

"Computer games don't affect kids; I mean if Pac Man affected us
  as kids, we would all be running around in darkened rooms, munching
  magic pills, and listening to repetitive electronic music."
  - Kristian Wilson, Nintendo Inc.

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